{"id":"CVE-2025-35434","state":"PUBLISHED","title":"CISA Thorium does not validate TLS connections to Elasticsearch","description":"CISA Thorium does not validate TLS certificates when connecting to Elasticsearch. An unauthenticated attacker with access to a Thorium cluster could impersonate the Elasticsearch service. Fixed in 1.1.2.","publishedAt":"2025-09-17T16:53:08.899Z","updatedAt":"2025-09-30T16:32:05.835Z","severity":{"score":2.3,"label":"Low","version":"4.0","vector":"CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","source":"cisa-cg"},"assigner":"cisa-cg","products":["CISA Thorium"],"affected":[{"vendor":"CISA","product":"Thorium","defaultStatus":"unknown","versions":[{"version":"1.0.0","status":"affected","lessThan":"1.1.2","versionType":"custom"},{"version":"1.1.2","status":"unaffected"}]}],"references":["https://github.com/cisagov/thorium/releases/tag/1.1.2","https://github.com/cisagov/thorium/blob/main/api/src/models/backends/setup/elastic_setup.rs#L36-L43","https://www.cve.org/CVERecord?id=CVE-2025-35434","https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-259-01.json"],"weaknesses":["CWE-295"],"ingestedAt":"2026-10-29T20:09:03.054Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/35xxx/CVE-2025-35434.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-35434","state":"PUBLISHED","datePublished":"2025-09-17T16:53:08.899Z","dateUpdated":"2025-09-30T16:32:05.835Z","assignerShortName":"cisa-cg","assignerOrgId":"9119a7d8-5eab-497f-8521-727c672e3725","dateReserved":"2025-04-15T20:57:14.280Z"},"containers":{"cna":{"title":"CISA Thorium does not validate TLS connections to Elasticsearch","descriptions":[{"lang":"en","value":"CISA Thorium does not validate TLS certificates when connecting to Elasticsearch. An unauthenticated attacker with access to a Thorium cluster could impersonate the Elasticsearch service. Fixed in 1.1.2."}],"affected":[{"vendor":"CISA","product":"Thorium","defaultStatus":"unknown","versions":[{"version":"1.0.0","status":"affected","lessThan":"1.1.2","versionType":"custom"},{"version":"1.1.2","status":"unaffected"}]}],"references":[{"url":"https://github.com/cisagov/thorium/releases/tag/1.1.2","name":"url"},{"url":"https://github.com/cisagov/thorium/blob/main/api/src/models/backends/setup/elastic_setup.rs#L36-L43","name":"url"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-35434","name":"url"},{"url":"https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-259-01.json","name":"url"}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":4.2,"attackVector":"ADJACENT_NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","integrityImpact":"LOW","userInteraction":"NONE","attackComplexity":"HIGH","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"LOW"}},{"cvssV4_0":{"version":"4.0","baseScore":2.3,"attackVector":"ADJACENT","baseSeverity":"LOW","vectorString":"CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","userInteraction":"NONE","attackComplexity":"HIGH","attackRequirements":"NONE","privilegesRequired":"NONE","subIntegrityImpact":"NONE","vulnIntegrityImpact":"LOW","subAvailabilityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","vulnConfidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-09-02T14:36:27.738818Z","id":"CVE-2025-35434","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-295","description":"CWE-295 Improper Certificate Validation","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"cisa-cg","orgId":"9119a7d8-5eab-497f-8521-727c672e3725","dateUpdated":"2025-09-17T16:53:08.899Z"},"credits":[{"value":", OpenAI Security Research","lang":"en"}],"datePublic":"2025-08-29T00:00:00.000Z"},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-09-30T16:31:55.162232Z","id":"CVE-2025-35434","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-09-30T16:32:05.835Z"}}]}}}